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General review reference added to the first paragraph. "improved rectification of random fluctuations" added as an advantage. |
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* reduced sensitivity to parameter variations
* improved reference tracking performance
* improved rectification of random fluctuations<ref>{{Cite journal |last=Cao |first=F. J. |last2=Feito |first2=M. |date=2009-04-10 |title=Thermodynamics of feedback controlled systems |url=https://link.aps.org/doi/10.1103/PhysRevE.79.041118 |journal=Physical Review E |volume=79 |issue=4 |pages=041118 |doi=10.1103/PhysRevE.79.041118|arxiv=0805.4824 }}</ref>
In some systems, closed-loop and open-loop control are used simultaneously. In such systems, the open-loop control is termed ''[[feed forward (control)|feedforward]]'' and serves to further improve reference tracking performance.
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